SET 20 – Computer Questions and Answers
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Computer GK Questions and Answers Set-20:- We are published here Computer General Knowledge Part-20 quiz, you can get very important knowledge in Computer GK Set-20 . These Computer GK Questions will prove to be helpful for you in the upcoming competitive exams.
Set-20 Computer Gk Quiz for Competitive Examination
Q1. A high quality CAD system uses the following for printing drawing and graphs
A. Dot matrix printer
B. Digital plotter
C. Line printer
D. All of the above
Q2. Which of the following is not an input device?
A. OCR
B. Optical scanners
C. Voice recognition device
D. COM (Computer Output to Microfilm)
Q3. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
A. 16 digits
B. 6 digits
C. 9 digits
D. All of above
Q4. In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?
A. Motherboard
B. Daughterboard
C. Bredboard
D. Fatherboard
Q5. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
A. Motherboard
B. Breadboard
C. Daughter board
D. Grandmother board
Q6. Magnetic disks are the most popular medium for
A. Direct access
B. Sequential access
C. Both of above
D. None of above
Q7. A technique used by codes to convert an analog signal into a digital bit stream is known as
A. Pulse code modulation
B. Pulse stretcher
C. Query processing
D. Queue management
Q8. Regarding a VDU, Which statement is more correct?
A. It is an output device
B. It is an input device
C. It is a peripheral device
D. It is hardware item
Q9. A modern electronic computer is a machine that is meant for
A. Doing quick mathematical calculations
B. Input, storage, manipulation and outputting of data
C. Electronic data processing
D. Performing repetitive tasks accurately
Q10. When was vacuum tube invented?
A. 1900
B. 1906
C. 1910
D. 1880